385744406 has 8 divisors (see below), whose sum is σ = 578734680. Its totient is φ = 192832848.

The previous prime is 385744343. The next prime is 385744417. The reversal of 385744406 is 604447583.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5336 + ... + 28283.

It is an arithmetic number, because the mean of its divisors is an integer number (72341835).

Almost surely, 2^385744406 is an apocalyptic number.

385744406 is a deficient number, since it is larger than the sum of its proper divisors (192990274).

385744406 is a wasteful number, since it uses less digits than its factorization.

385744406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39358.

The product of its (nonzero) digits is 322560, while the sum is 41.

The square root of 385744406 is about 19640.3769312098. The cubic root of 385744406 is about 727.9471983501.

The spelling of 385744406 in words is "three hundred eighty-five million, seven hundred forty-four thousand, four hundred six".